<html><head></head><body><div class="yahoo-style-wrap" style="font-family:times new roman, new york, times, serif;font-size:16px;"><div dir="ltr" data-setdir="false">Hi all,</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false"><div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;">We have a relatively stable 140 node Openstack deployment consisting of hypervisors and bare-metal.</div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;"><br></div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;">Periodically, we have observed that the baremetals timeout during the PXE. </div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;">We have been able to reproduce this relatively easily by rebooting several baremetals simultaneously.</div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;">I believe I have traced the issue to the dnsmasq reloading every time an entry is added / deleted.</div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;"><br></div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;">Can anyone who has experienced similar issue provide feedback on what you did to work around this ?</div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;"><br></div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;" data-setdir="false">We are running a stable Queens release.</div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;"><br></div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;">thanks,</div><div dir="ltr" style="font-family: "times new roman", "new york", times, serif; font-size: 16px;">Fred.</div></div><br></div></div></body></html>